{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "ransom", "trigger": true, "arguments": ["damage amount", "attacker", "place", "time", "payment method", "attack pattern", "price", "victim", "tool"]}, {"event_type": "data breach", "trigger": true, "arguments": ["attacker", "victim", "number of data", "place", "purpose", "compromised data", "attack pattern", "damage amount"]}, {"event_type": "patch vulnerability", "trigger": true, "arguments": ["patch", "vulnerable system version", "time", "vulnerability", "supported platform"]}, {"event_type": "phishing", "trigger": true, "arguments": ["purpose", "trusted entity", "victim", "damage amount", "attacker", "time", "place", "tool"]}, {"event_type": "discover vulnerability", "trigger": true, "arguments": ["supported platform", "vulnerable system version", "time", "vulnerable system", "capabilities", "vulnerable system owner"]}], "input": "( CNN ) Atlanta 's mayor on Thursday urged anyone with personal information in city information systems to check their financial records as an investigation continues into a ransomware attack on the city ."}
{"ransom": [{"trigger": "ransomware attack", "arguments": {"damage amount": "NAN", "attacker": "NAN", "place": "NAN", "time": "NAN", "payment method": "NAN", "attack pattern": "NAN", "price": "NAN", "victim": "the city", "tool": "NAN"}}], "data breach": [], "patch vulnerability": [], "phishing": [], "discover vulnerability": []}